<!DOCTYPE html>
<html>
<head>
  <script src="https://cdn.rawgit.com/konvajs/konva/1.4.0/konva.min.js"></script>
  <meta charset="utf-8">
  <title>Konva Image Border Highlighting Demo</title>
  <style>
    body {
      margin: 0;
      padding: 0;
      overflow: hidden;
      background-color: #F0F0F0;
    }
  </style>
</head>
<body>
  <div id="container"></div>
  <script>
    var width = window.innerWidth;
    var height = window.innerHeight;
    
    var stage = new Konva.Stage({
      container: 'container',
      width: width,
      height: height
    });

    var layer = new Konva.Layer();
    stage.add(layer);

    // darth vader
    var darthVaderImg = new Konva.Image({
        x: 20,
        y: 20,
        width: 200,
        height: 137,
        stroke: 'red',
        strokeWidth: 10,
        draggable: true
    });
    layer.add(darthVaderImg);

    // yoda
    var yodaImg = new Konva.Image({
        x: 240,
        y: 20,
        width: 93,
        height: 104,
        draggable: true,
        stroke: 'red',
        strokeWidth: 10
    });
    layer.add(yodaImg);


    var imageObj1 = new Image();
    imageObj1.onload = function() {
        darthVaderImg.image(imageObj1);
        layer.draw();
    };
    imageObj1.src = '/assets/darth-vader.jpg';

    var imageObj2 = new Image();
    imageObj2.onload = function() {
        yodaImg.image(imageObj2);
        layer.draw();
    };
    imageObj2.src = '/assets/yoda.jpg';


    // use event delegation to update pointer style
    // and apply borders
    layer.on('mouseover', function(evt) {
        var shape = evt.target;
        document.body.style.cursor = 'pointer';
        shape.strokeEnabled(false);
        layer.draw();
    });
    layer.on('mouseout', function(evt) {
        var shape = evt.target;
        document.body.style.cursor = 'default';
        shape.strokeEnabled(true);
        layer.draw();
    });
  </script>

</body>
</html>